relative frequency
英 [ˈrelətɪv ˈfriːkwənsi]
美 [ˈrelətɪv ˈfriːkwənsi]
网络 频率; 相对频数; 相对频率; 相對次數; 相对次数
英英释义
noun
- the ratio of the number of observations in a statistical category to the total number of observations
双语例句
- Frequency-dependent selection-A form of natural selection in which the fitness of an individual's genes is dependent upon the relative frequency of that gene in the population.
频率依赖性的选择-一种形式的自然选择中，健身个人的基因取决于相对频率的基因中的人口。 - Besides this, it is interesting to know the relative frequency of each use case.
除此之外，要注意了解每个用例的相关执行次数。 - The text feature selection methods are introduced, analysed and researched, including information gain, mutual information, 2 statistics, document frequency, low loss dimensionality reduction, relative frequency difference.
对文本分类的特征选择方法，包括信息增益、互信息、2统计量、文档频率、低损降维和频率差法等做了详细介绍、分析、比较研究。 - Monitoring of microbial inhibition process by bulk acoustic wave impedance technique and the relative frequency shift response model
用声波阻抗传感技术监测细菌的生长抑制过程及其相应的频移响应模型 - A weighted algorithm of Triangular window and wavelet transform are using to measure active power and power factor of three-phase asynchronous motor in the non-sinusoidal waveform. The error of active power and power factor is proportional to square of relative frequency deviation.
采用三角窗加权算法并结合小波变换计算非正弦状态下三相异步电机有功功率、功率因数，其测量误差与相对频偏的平方成正比。 - The relative frequency and Doppler frequency rate estimation accuracy is high, and the process of solving the ambiguity is simple. Lastly, this chapter presents three filter methods of rate of Doppler frequency.
该算法具有相对频率估计精度高、解模糊过程简单、运算量小、多普勒频率变化率测量精度高等优点。 - The electromechanical coupling coefficient is usually determined from the relative frequency spacing of the resonance and anti resonance.
压电材料的机电耦合系数通常由谐振及反谐振频率之间的相对间隔确定。 - Results Using relative frequency distribution curve constructed by measured data, we can judge whether it is a symmetric bell shaped curve or not.
结果利用监控所得感度、对比度数据建立的相对频率分布图，笔者可以判断它是否是对称的钟型曲线。 - Two classification systems of depositional sequence hierarchies are respectively presented, which are based on the relative frequency and relative magnitude of base level changes.
沉积层序的级别有2种划分系统，分别以基准面变化的相对频率和相对振幅为基础。 - Both theory and numerical computation show that the error of active power and power factor measurement is proportional to the relative frequency deviation when the conventional algorithm is used, while it is proportional to square of the relative frequency deviation when the proposed weighted algorithm is used.
传统算法的有功功率、功率因数的测量误差与相对频偏成正比；而用该文所提出的三角窗加权算法，有功功率、功率因数的测量误差与相对频偏的平方成正比。